| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-甲基-5,6-二氮杂螺[2.4]庚-4-烯-7-酮 | 7-methyl-5,6-diazaspiro[2.4]hept-6-en-4-one | 7721-57-5 | C6H8N2O |
| 4-甲基-4,5-二氢-噻唑-2-基胺 | 2-Amino-4-methyl-Δ<sup>2</sup>-thiazolin | 10416-81-6 | C4H8N2S |
| 4-甲基-3-苯基-4H-1,2-恶唑-5-酮 | 4-methyl-3-phenylisoxazol-5(4H)-one | 23244-37-3 | C10H9NO2 |
| 4-甲基-2-甲基硫代-4,5-二氢-1H-咪唑盐酸盐 | 4(5)-methyl-2-(methylthio)-2-imidazoline hydroiodide | 58583-70-3 | C5H10N2S*HI |
| 4-甲基-2-吡唑啉-5-酮 | 4-methyl-2-pyrazoline-5-one | 13315-23-6 | C4H6N2O |
| 4-甲基-2,5-二氢-1,3-噻唑 | 4-Methyl-thiazolin-Δ<sup>3</sup> | 52558-99-3 | C4H7NS |
| 4-甲基-1-氧杂-3-氮杂螺[4.5]癸-3-烯-2-酮 | Cyclohexanespiro-5-(4-methyl-3-oxazolin-2-one) | 89849-15-0 | C9H13NO2 |
| 4-甲基-1,2,4-三吖啉-3,5-二酮 | 4-methyl-1,2,4-triazoline-3,5-dione | 13274-43-6 | C3H3N3O2 |
| 4-环戊基亚基-3-甲基-1,2-恶唑-5(4H)-酮 | 4-cyclopentylidene-3-methylisoxazol-5(4H)-one | 17975-64-3 | C9H11NO2 |
| 4-环戊基-1,3-二氢-咪唑-2-硫酮 | 4-cyclopentyl-1,3-dihydro-imidazole-2-thione | 10486-43-8 | C8H12N2S |
| 4-烯丙基-2,5-二甲基-1,2-二氢-3H-吡唑-3-酮 | 4-allyl-2,5-dimethyl-1,2-dihydro-pyrazol-3-one | 856847-41-1 | C8H12N2O |
| 4-溴甲基-2,2,5,5-四甲基-3-咪唑啉-3-氧化物-1-氧 | 4-bromomethyl-2,2,5,5-tetramethyl-3-imidazolin-3-oxide-1-oxyl | 51973-27-4 | C8H14BrN2O2 |
| 4-溴-3-苯基-4H-异恶唑-5-酮 | 4-bromo-3-phenyl-4H-isoxazol-5-one | 76369-62-5 | C9H6BrNO2 |
| 4-溴-3,4-二甲基吡唑-5-酮 | 4-bromo-3,4-dimethylpyrazol-5-one | 100130-07-2 | C5H7BrN2O |
| 4-溴-2-叔丁基-1,1-二氧代-1,2-二氢异噻唑-3-酮 | 4-bromo-2-(tert-butyl)-isothiazol-3(2H)-one 1,1-dioxide | 126623-65-2 | C7H10BrNO3S |
| 4-溴-1,3-二苯基-2-吡唑啉-5-酮 | 4-bromo-1,3-diphenyl-2-pyrazolin-5-one | 56158-61-3 | C15H11BrN2O |
| 4-氰基-2,2,5,5-甲基-3-咪唑啉-3-氧化物-1-氧基 | 2,2,5,5-tetramethyl-4-cyano-3-imidazoline-3-oxide-1-oxyl | 64918-63-4 | C8H12N3O2 |
| 4-氯甲基-2-甲基-4,5-二氢-噻唑-4-醇 | 4-chloromethyl-2-methyl-4,5-dihydro-thiazol-4-ol | 21262-97-5 | C5H8ClNOS |
| 4-氯-3,4-二甲基-2-吡唑啉-5-酮 | 3,4-dimethyl-4-chloro-2-pyrazolin-5-one | 68654-32-0 | C5H7ClN2O |
| 4-氨基-1,3-噻唑-2(5H)-酮 | 4-iminothiazolidin-2-one | 19967-65-8 | C3H4N2OS |
| 4-异丙基-5,5-二甲基-2-丙基-2,5-二氢-噻唑 | 4-isopropyl-5,5-dimethyl-2-propyl-2,5-dihydro-thiazole | 101591-54-2 | C11H21NS |
| 4-异丙基-2,5-二甲基-4,5-二氢-1,3-噻唑-4-醇 | 4-isopropyl-2,5-dimethyl-4,5-dihydro-thiazol-4-ol | 32272-46-1 | C8H15NOS |
| 4-异丁酰基-1-苯基-3-甲基吡唑-5-酮 | 4-isobutyryl-3-methyl-1-phenyl-2-pyrazolin-5-one | 147663-44-3 | C14H16N2O2 |
| 4-异丁基-3-苯基异恶唑啉-5-酮 | 4-isobutyl-3-phenylisoxazoline-5-one | 80490-32-0 | C13H15NO2 |
| 4-异丁基-1,3-二氢咪唑-2-硫酮 | 4-isobutyl-1,3-dihydro-imidazole-2-thione | 4708-66-1 | C7H12N2S |
| 4-己基-1,3-二氢-咪唑-2-硫酮 | 4-hexyl-1,3-dihydro-imidazole-2-thione | 10486-44-9 | C9H16N2S |
| 4-叔丁基-3-(羟基甲基)-1H-吡唑-5-醇 | 4-tert-butyl-3-hydroxy-5-hydroxymethylpyrazole | 265643-77-4 | C8H14N2O2 |
| 4-叔丁基-1-甲基咪唑-2-硫酮 | 4-tert-butyl-1-methyl-imidazole-2-thione | 1048681-36-2 | C8H14N2S |
| 4-叔丁基-1,3-二氢咪唑-2-硫酮 | 4-t-Butyl-imidazol-2-thiol | 14395-90-5 | C7H12N2S |
| 4-十二烷基-3-苯基异恶唑啉-5-酮 | 4-dodecyl-3-phenylisoxazoline-5-one | 80490-35-3 | C21H31NO2 |
| 4-十二烷基-2,4-二氢-5-甲基-2-苯基-3H-吡唑-3-酮 | 4-Dodecyl-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one | 97259-72-8 | C22H34N2O |
| 4-亚苄基-3-甲基-2-异恶唑啉-5-酮 | 3-methyl-4-(1-phenylmethylidene)-5-isoxazolone | 16430-09-4 | C11H9NO2 |
| 4-乙酰基-5-甲基-2-苯基-2,4-二氢-3H-吡唑-3-酮 | 1-Phenyl-3-methyl-4-acetyl-5-pyrazolon | 4173-74-4 | C12H12N2O2 |
| 4-乙酰基-3-噻吩-2-基-2H-异恶唑-5-酮 | 4-acetyl-3-thiophen-2-yl-2H-isoxazol-5-one | 90322-43-3 | C9H7NO3S |
| 4-乙基-5-丙基-2,4-二氢-3H-吡唑-3-酮 | 4-ethyl-5-propyl-1,2-dihydro-pyrazol-3-one | 37826-60-1 | C8H14N2O |
| 4-乙基-5-丙基-1,2-二氢-3H-吡唑-3-酮 | 3-Propyl-4-aethyl-pyrazolon-(5) | 90346-23-9 | C8H14N2O |
| 4-乙基-4-噻唑啉-2-硫醇 | 4-Thiazoline-2-thiol, 4-ethyl- | 69226-05-7 | C5H9NS2 |
| 4-乙基-3-丙基-1,2-恶唑-5(4H)-酮 | 4-Aethyl-3-propyl-isoxazol-5-on | 14668-70-3 | C8H13NO2 |
| 4-乙基-2-辛基-2-恶唑啉-4-甲醇 | 4-hydroxymethyl-4-ethyl-2-octyl-2-oxazoline | 24448-06-4 | C14H27NO2 |
| 4-乙基-2-甲基-4,5-二氢-噻唑-4-醇 | 4-ethyl-2-methyl-4,5-dihydro-thiazol-4-ol | 57359-96-3 | C6H11NOS |
| 4-乙基-2-庚基-2-恶唑啉-4-甲醇 | 4-Ethyl-2-heptyl-2-oxazoline-4-methanol | 57101-63-0 | C13H25NO2 |
| 4-乙基-2-十七烷基-2-恶唑啉-4-甲醇 | 4-hydroxymethyl-4-ethyl-2-heptadecyl-2-oxazoline | 24448-04-2 | C23H45NO2 |
| 4-乙基-2-十一烷基-2-恶唑啉-4-甲醇 | 2-undecyl-4-ethyl-4-hydroxymethyl-1,3-oxazoline | 24448-07-5 | C17H33NO2 |
| 4-乙基-2-二十一烷基-4,5-二氢恶唑-4-甲醇 | 4-Ethyl-2-henicosyl-4,5-dihydrooxazole-4-methanol | 93841-69-1 | C27H53NO2 |
| 4-乙基-2-(8-十七烯基)-4,5-二氢-4-恶唑甲醇 | 4-Oxazolemethanol, 4-ethyl-2-(8-heptadecen-1-yl)-4,5-dihydro- | 68140-98-7 | C23H43NO2 |
| 4-乙基-2,5-二甲基-4,5-二氢-噻唑-4-醇 | 4-ethyl-2,5-dimethyl-4,5-dihydro-thiazol-4-ol | 32272-45-0 | C7H13NOS |
| 4-乙基-2,5-二氢-2,2,5,5-四甲基-1H-咪唑-1-基氧基 3-氧化物 | 4-Aethyl-2,2,5,5-tetramethyl-3-imidazolin-3-oxid-1-oxyl | 66582-85-2 | C9H17N2O2 |
| 4-乙基-2,3,5-三甲基-2,3-二氢-噻唑 | 4-ethyl-2,3,5-trimethyl-2,3-dihydro-thiazole | 101251-62-1 | C8H15NS |
| 4-乙基-1-辛基-5-丙基-4,5-二氢-1H-吡唑 | 1-Octyl-5-propyl-4-ethyl-Δ<sup>2</sup>-pyrazolin | 14521-59-6 | C16H32N2 |
| 4-乙基-1-甲基-5-丙基-2-吡唑啉 | 1-Methyl-4-aethyl-5-propyl-2-pyrazolin | 14339-24-3 | C9H18N2 |